Etymology

authentication

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Today it means: Something which validates or confirms the authenticity of something; or the process of doing so. Full definition →

English authenticate ← Medieval Latin authenticō
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The story

  1. Medieval Latinauthenticō
  2. Englishauthenticate
  3. English todayauthentication

From authenticate + -ation.

Etymology from Wiktionary, CC BY-SA 4.0.